Saint Martin Island, Sint Maarten

8:52 PM AST on February 23, 2017 (GMT -0400)
Princess Juliana International

Weather History for TNCM - September, 2012

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Week of September 16, 2012 through September 22, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 90 °F 89 °F 87 °F
Mean Temperature 86 °F 85 °F 84 °F
Min Temperature 82 °F 81 °F 79 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 21 20 18 137
Growing Degree Days (base 50) 36 35 34 242
Dew Point  
Dew Point 79 °F 76 °F 73 °F
Precipitation  
Precipitation 0.43 in 0.06 in 0.00 in 0.45 in
Snowdepth - - - -
Wind  
Wind 15 mph 7 mph 0 mph
Gust Wind - - -
Sea Level Pressure  
Sea Level Pressure 30.04 in 29.95 in 29.86 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Sep. 21, 2012 Rise Set
Actual Time 6:01 AM AST 6:09 PM AST
Civil Twilight 5:39 AM AST 6:30 PM AST
Nautical Twilight 5:14 AM AST 6:56 PM AST
Astronomical Twilight 4:48 AM AST 7:21 PM AST
Moon 11:27 AM AST (9/21) 10:55 PM AST (9/21)
Length of Visible Light 12h 51m
Length of Day
12h 07m
Waxing Crescent, 37% of the Moon is Illuminated
Sep 21
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
16 90 86 82 75 75 73 79 68 52 29.99 29.95 29.92 6 6 6 12 7 - 0.00 Rain
17 90 84 79 77 76 73 89 75 54 30.01 29.95 29.92 16 6 3 13 7 - 0.43 Rain
18 87 84 81 79 76 73 84 74 65 30.03 29.97 29.92 19 8 5 14 11 - 0.02 Rain , Thunderstorm
19 89 84 80 77 76 75 89 75 58 30.01 29.96 29.92 16 7 6 13 7 - 0.00 Rain
20 87 84 80 77 76 73 89 77 68 29.97 29.91 29.86 19 7 6 8 4 - 0.00 Rain
21 88 84 80 77 75 73 84 71 57 29.98 29.92 29.86 6 6 6 9 5 - 0.00  
22 89 86 82 77 76 75 84 72 61 30.04 29.99 29.92 19 8 6 15 10 - 0.00 Thunderstorm